FR642984A - Process for the production of castings free from shrinkage in electric melting furnaces - Google Patents

Process for the production of castings free from shrinkage in electric melting furnaces

Info

Publication number
FR642984A
FR642984A FR642984DA FR642984A FR 642984 A FR642984 A FR 642984A FR 642984D A FR642984D A FR 642984DA FR 642984 A FR642984 A FR 642984A
Authority
FR
France
Prior art keywords
shrinkage
production
electric melting
melting furnaces
castings free
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Wilhelm Rohn
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vacuumschmelze GmbH and Co KG
Original Assignee
Heraeus Vacuumschmelze AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Heraeus Vacuumschmelze AG filed Critical Heraeus Vacuumschmelze AG
Application granted granted Critical
Publication of FR642984A publication Critical patent/FR642984A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B14/00—Crucible or pot furnaces
    • F27B14/06—Crucible or pot furnaces heated electrically, e.g. induction crucible furnaces with or without any other source of heat
FR642984D 1927-10-25 1927-10-25 Process for the production of castings free from shrinkage in electric melting furnaces Expired FR642984A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR642984T 1927-10-25

Publications (1)

Publication Number Publication Date
FR642984A true FR642984A (en) 1928-09-07

Family

ID=8999147

Family Applications (1)

Application Number Title Priority Date Filing Date
FR642984D Expired FR642984A (en) 1927-10-25 1927-10-25 Process for the production of castings free from shrinkage in electric melting furnaces

Country Status (1)

Country Link
FR (1) FR642984A (en)

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